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VULNERABILITIES

CVE-2017-12934 Details

Description

ext/standard/var_unserializer.re in PHP 7.0.x before 7.0.21 and 7.1.x before 7.1.7 is prone to a heap use after free while unserializing untrusted data, related to the zval_get_type function in Zend/zend_types.h. Exploitation of this issue can have an unspecified impact on the integrity of PHP.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://php.net/ChangeLog-7.php CVEVendor Advisory
https://access.redhat.com/errata/RHSA-2018:1296 CVE
https://bugs.php.net/bug.php?id=74101 CVEIssue TrackingThird Party Advisory
https://www.debian.org/security/2018/dsa-4080 CVE
http://www.securityfocus.com/bid/100428 CVEThird Party AdvisoryVDB Entry

see all 10 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-416Use After Free[email protected]

Affected Products

ProductVersions
php php
7.0.0
7.0.1
7.0.2
7.0.3
7.0.4

CPE

  • cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.6:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.10:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.11:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.12:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.13:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.14:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.15:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.16:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.17:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.18:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.19:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.0.20:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.0:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.1:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.2:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.3:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.4:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.5:*:*:*:*:*:*:*
  • cpe:2.3:a:php:php:7.1.6:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-12934
NVD Published Date:
Aug 18, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2017-12934 Details - Not Deferred